在千篇一律的病房里，他们感到恐惧而又无能为力。They feel scared and powerless in conveyor-belt hospital wards.医生们建议将他转到单人病房。Doctors advised that he should be transferred to a private room.我们一发现此事就关闭了病房。As soon as we found this out, we closed th...
用木薯茎切段及顶芽作为外植体,诱导木薯愈伤组织的形成.Callus was induced from explants of cassava stem with bud and shootlet.结果表明:培养基pH6.5或培养温度20℃时外植体褐化率最低.The browning rate was the lowest at pH 6.5 or 20℃.结果表明:外植体为胚轴出愈速度快 、 质量好且分化率高.The results s...
Cepheid variable stars are stars whose brightness changes at regular periods.造父变星是一种光线按规律周期发生变化的恒星.His first great discovery was made when he recognized a Cepheid variable star.他的首次重大发现产生于他认识了一颗造父变星的时候....
That was a conjecture, not a fact.那只是猜测，不是事实。She didn't know the facts; what she said was pure conjecture.她并不知道实情, 她所说的纯属猜测.No conjecture can be offered on the subject.关于这个问题不可臆测....
当网纹辘的小窝盛满涂料时, 细小气泡在涂料内形成, 引致微泡沫.When reseaus reel's full of coatings, the small bubble formation in used, resulting in a aphrons.通过实验优选出了一种低密度水基微泡沫压井液.The low density and micro foam control fluid was optimized to ov...